56803513452 has 48 divisors (see below), whose sum is σ = 151493244672. Its totient is φ = 16227731520.

The previous prime is 56803513451. The next prime is 56803513477. The reversal of 56803513452 is 25431530865.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (56803513451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818503 + ... + 885185.

It is an arithmetic number, because the mean of its divisors is an integer number (3156109264).

Almost surely, 2^56803513452 is an apocalyptic number.

It is an amenable number.

56803513452 is an abundant number, since it is smaller than the sum of its proper divisors (94689731220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56803513452 is a wasteful number, since it uses less digits than its factorization.

56803513452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76838 (or 76836 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 56803513452 in words is "fifty-six billion, eight hundred three million, five hundred thirteen thousand, four hundred fifty-two".